package com.jay.base.thread.book;

import java.util.concurrent.locks.ReentrantLock;

/**
 * Created by caoyuan7 on 2019/7/23.
 */
public class IntLock implements Runnable  {
    public static ReentrantLock lock1 = new ReentrantLock();
    public static ReentrantLock lock2 = new ReentrantLock();
    int lock;

    public IntLock(int lock){
        this.lock=lock;
    }
    @Override
    public void run() {
        try {
            if(lock==1){
                lock1.lockInterruptibly();
                try {
                    Thread.sleep(500);
                }catch (InterruptedException e){}
                lock2.lockInterruptibly();
            }else {
                lock2.lockInterruptibly();
                try {
                    Thread.sleep(500);
                }catch (InterruptedException e){}
                lock1.lockInterruptibly();
            }
        }catch (InterruptedException e){
            e.printStackTrace();
        }finally {
            if(lock1.isHeldByCurrentThread()){
                lock1.unlock();
            }
            if(lock2.isHeldByCurrentThread()){
                lock2.unlock();
            }
            System.out.println(Thread.currentThread().getId()+":线程退出");
        }
    }
    public static void main(String args[]) throws InterruptedException {
        IntLock r1 = new IntLock(1);
        IntLock r2 = new IntLock(2);

        Thread t1 = new Thread(r1);
        Thread t2 = new Thread(r2);

        t1.start();t2.start();
        Thread.sleep(1000);
        t2.interrupt();

    }
}
